(For numbers Il to 14) A thick-walled tube of stainless steel [k = 19 W/m°C] with 2-cm inner diameter (ID) and 4-cm outer diameter (00) is %3D covered with a 3-cm layer of asbestos insulation [k = 0.2...

Extracted text: (For numbers Il to 14) A thick-walled tube of stainless steel [k = 19 W/m°C] with 2-cm inner diameter (ID) and 4-cm outer diameter (00) is %3D covered with a 3-cm layer of asbestos insulation [k = 0.2 W/m.°C]. The inside wall temperature of the pipe is maintained at 600 °C and the outside wall temperature is maintained at 100 °C. 11. What is the log mean area per l-m length of the stainless-steel tube? a. 0.090647 m2 b. 0.181294 m? c. 0.205716 m? d. 0.228768 m? 12. What is the log mean area per l-m length of the asbestos insulation? a. 0.090647 m? b. 0.181294 m? c. 0.205716 m? d. 0.228768 m? 13. What is the rate of heat loss per l-m length of the pipe? a. 586.15 W/m b. 600.10 W/m C. 680.30 W/m d. 759.60 W/m 14. What is the temperature at the tube-insulation interface? a. 596.05 °C b. 592.58 °C C. 588.87 °C d. 584.25 °C